
Outer single rings usually use 6mm bolt and nut sets
Outer double rings usually use 8mm bolt and nut sets
Inner do not include nuts. Length depends on the crank.
Bolt is the part that threads into the nut
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking & mountaineering accessible and enjoyable for everyone.Â
Not valid on sale items, Garmin products, or Totem Cams. Other exclusions may apply
© 2026, Miyar Adventures